
public class Pair<String> {
	private String first;
	private String second;
	public Pair(){first=null;second=null;}
	public Pair(String first,String second){this.first=first;this.second=second;}
	public String getFirst(){return first;}
	public String getSecond(){return second;}
	public void setFirst(String newValue){first=newValue;}
	public void setSecond(String newValue){second=newValue;}
}
